[ARROW-14072] [GLib][Parquet] Add support for getting number of rows through metadata

• Type: New Feature
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 6.0.0
• Component/s: C, GLib
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/29668
• Assignee: Kouhei Sutou
• Reporter: Ben McDonald
• Created: 22/Sep/21 15:39
• Updated: 11/Jan/23 08:37
• Resolved: 24/Sep/21 20:04

Description

Would like to be able to read in the number of rows of a Parquet file through the metadata in Apache Arrow GLib. 

 

Having to read in the entire table to get the number of rows from a Parquet file causes a big performance bottleneck.

Issue Links

• links to: GitHub Pull Request #11215